#include <bits/stdc++.h>
using namespace std;
template <class T> //Here T is like a data type in main function we will
tell compiler which type of data type it's
class doing
{
public:
T *a;
int size;
doing(int x)
{
size = x;
a = new T[size];
}
T dotproduct(doing v)
{
T s = 0;
for (int i = 0; i < size; i++)
{
s += this->a[i] * v.a[i];
}
return s;
}
};
int main()
{
// doing o(3);
// o.a[0] = 4;
// o.a[1] = 3;
// o.a[2] = 1;
// doing e(3);
// e.a[0] = 1;
// e.a[1] = 0;
// e.a[2] = 1;
// int b = o.dotproduct(e);
// cout << b << endl;
doing <float>o(3);
o.a[0] = 4.0;
o.a[1] = 1.3;
o.a[2] = 1.0;
doing <float>e(3);
e.a[0] = 1.5;
e.a[1] = 0.2;
e.a[2] = 1.6;
float b = o.dotproduct(e);
cout << b << endl;
return 0;
}
#include<bits/stdc++.h>
using namespace std;
//template <class T,class T2> //template with multiple parameters
template <class T=int,class T2=float> //template with default parameters
class make{
public:
T a;
T2 b;
make(T x, T2 y){
a=x;
b=y;
}
void display(){
cout<<a<<endl<<b<<endl;
}
};
int main()
{
make<int,char> o(1,'m');
o.display();
cout<<endl;
make<> p(1,1.2); //default parameters
p.display();
return 0;
}
#include<bits/stdc++.h>
using namespace std;
template <class T, class T2>
T sum(T x , T2 y){
T s;
s = x+y;
cout<<s;
return 0;
}
int main()
{
cout<<"Your sum is: ";
sum<double>(4,8);
return 0;
}
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